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from cloudinit import helpers
from cloudinit.sources import DataSourceAzure
from tests.unittests.helpers import populate_dir
import base64
from mocker import MockerTestCase
import os
import yaml
def construct_valid_ovf_env(data=None, pubkeys=None, userdata=None):
if data is None:
data = {'HostName': 'FOOHOST'}
if pubkeys is None:
pubkeys = {}
content = """<?xml version="1.0" encoding="utf-8"?>
<Environment xmlns="http://schemas.dmtf.org/ovf/environment/1"
xmlns:oe="http://schemas.dmtf.org/ovf/environment/1"
xmlns:wa="http://schemas.microsoft.com/windowsazure"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<wa:ProvisioningSection><wa:Version>1.0</wa:Version>
<LinuxProvisioningConfigurationSet
xmlns="http://schemas.microsoft.com/windowsazure"
xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
<ConfigurationSetType>LinuxProvisioningConfiguration</ConfigurationSetType>
"""
for key, val in data.items():
content += "<%s>%s</%s>\n" % (key, val, key)
if userdata:
content += "<UserData>%s</UserData>\n" % (base64.b64encode(userdata))
if pubkeys:
content += "<SSH><PublicKeys>\n"
for fp, path in pubkeys.items():
content += " <PublicKey>"
content += ("<Fingerprint>%s</Fingerprint><Path>%s</Path>" %
(fp, path))
content += " </PublicKey>"
content += """
</LinuxProvisioningConfigurationSet>
</wa:ProvisioningSection>
<wa:PlatformSettingsSection><wa:Version>1.0</wa:Version>
<PlatformSettings xmlns="http://schemas.microsoft.com/windowsazure"
xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
<KmsServerHostname>kms.core.windows.net</KmsServerHostname>
<ProvisionGuestAgent>false</ProvisionGuestAgent>
<GuestAgentPackageName i:nil="true" />
</PlatformSettings></wa:PlatformSettingsSection>
</Environment>
"""
return content
class TestAzureDataSource(MockerTestCase):
def setUp(self):
# makeDir comes from MockerTestCase
self.tmp = self.makeDir()
# patch cloud_dir, so our 'seed_dir' is guaranteed empty
self.paths = helpers.Paths({'cloud_dir': self.tmp})
self.unapply = []
super(TestAzureDataSource, self).setUp()
def tearDown(self):
apply_patches([i for i in reversed(self.unapply)])
super(TestAzureDataSource, self).tearDown()
def apply_patches(self, patches):
ret = apply_patches(patches)
self.unapply += ret
def _get_ds(self, data):
def dsdevs():
return data.get('dsdevs', [])
def invoker(cmd):
data['agent_invoked'] = cmd
if data.get('ovfcontent') is not None:
populate_dir(os.path.join(self.paths.seed_dir, "azure"),
{'ovf-env.xml': data['ovfcontent']})
mod = DataSourceAzure
if data.get('dsdevs'):
self.apply_patches([(mod, 'list_possible_azure_ds_devs', dsdevs)])
self.apply_patches([(mod, 'invoke_agent', invoker)])
dsrc = mod.DataSourceAzureNet(
data.get('sys_cfg', {}), distro=None, paths=self.paths)
return dsrc
def test_basic_seed_dir(self):
odata = {'HostName': "myhost", 'UserName': "myuser"}
data = {'ovfcontent': construct_valid_ovf_env(data=odata),
'sys_cfg': {}}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertEqual(dsrc.userdata_raw, "")
self.assertEqual(dsrc.metadata['local-hostname'], odata['HostName'])
def test_user_cfg_set_agent_command(self):
cfg = {'agent_command': "my_command"}
odata = {'HostName': "myhost", 'UserName': "myuser",
'dscfg': yaml.dump(cfg)}
data = {'ovfcontent': construct_valid_ovf_env(data=odata)}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertEqual(data['agent_invoked'], cfg['agent_command'])
def test_sys_cfg_set_agent_command(self):
sys_cfg = {'datasource': {'Azure': {'agent_command': '_COMMAND'}}}
data = {'ovfcontent': construct_valid_ovf_env(data={}),
'sys_cfg': sys_cfg}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertEqual(data['agent_invoked'], '_COMMAND')
def test_username_used(self):
odata = {'HostName': "myhost", 'UserName': "myuser"}
data = {'ovfcontent': construct_valid_ovf_env(data=odata)}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertEqual(dsrc.cfg['system_info']['default_user']['name'],
"myuser")
def test_password_given(self):
odata = {'HostName': "myhost", 'UserName': "myuser",
'UserPassword': "mypass"}
data = {'ovfcontent': construct_valid_ovf_env(data=odata)}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertTrue('default_user' in dsrc.cfg['system_info'])
defuser = dsrc.cfg['system_info']['default_user']
# default user shoudl be updated for password and username
# and should not be locked.
self.assertEqual(defuser['name'], odata['UserName'])
self.assertEqual(defuser['password'], odata['UserPassword'])
self.assertFalse(defuser['lock_passwd'])
def test_userdata_found(self):
mydata = "FOOBAR"
odata = {'UserData': base64.b64encode(mydata)}
data = {'ovfcontent': construct_valid_ovf_env(data=odata)}
dsrc = self._get_ds(data)
ret = dsrc.get_data()
self.assertTrue(ret)
self.assertEqual(dsrc.userdata_raw, mydata)
def test_no_datasource_expected(self):
#no source should be found if no seed_dir and no devs
data = {}
dsrc = self._get_ds({})
ret = dsrc.get_data()
self.assertFalse(ret)
self.assertFalse('agent_invoked' in data)
class TestReadAzureOvf(MockerTestCase):
def test_invalid_xml_raises_non_azure_ds(self):
invalid_xml = "<foo>" + construct_valid_ovf_env(data={})
self.assertRaises(DataSourceAzure.NonAzureDataSource,
DataSourceAzure.read_azure_ovf, invalid_xml)
def apply_patches(patches):
ret = []
for (ref, name, replace) in patches:
if replace is None:
continue
orig = getattr(ref, name)
setattr(ref, name, replace)
ret.append((ref, name, orig))
return ret
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